/* MEB Trademarks - Modern CSS Styles */
/* Updated with new company color: #112240 */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
    /* Brand Colors (Updated with new primary color #112240) */
    --primary-dark: #0a1525;      /* Darker shade of #112240 */
    --primary-medium: #112240;    /* Your new company color */
    --primary-light: #1e3a5f;     /* Lighter shade */
    --primary-pale: #2d4a6b;      /* Pale shade */
    --primary-accent: #4a90e2;    /* Complementary blue accent */
    
    /* Extended Color System */
    --white: #ffffff;
    --black: #000000;
    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gray-800: #27272a;
    --gray-900: #18181b;
    
    /* Semantic Colors */
    --success: #22c55e;
    --error: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Font Sizes (Fluid Typography) */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.6rem + 1.375vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.9rem + 1.75vw, 3.5rem);
    --text-5xl: clamp(3rem, 2.5rem + 2.5vw, 4.5rem);
    
    /* Spacing System */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;
    
    /* Layout */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Brand Shadows (Updated with new color) */
    --shadow-brand: 0 10px 30px rgba(17, 34, 64, 0.15);
    --shadow-brand-lg: 0 20px 40px rgba(17, 34, 64, 0.2);
    
    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-base: 0.3s ease-out;
    --transition-slow: 0.5s ease-out;
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    --z-toast: 1080;
}

/* ===== RESET & BASE STYLES ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

/* ===== UTILITY CLASSES ===== */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-xl);
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
    transform: translateY(0);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.navbar.nav-hidden {
    transform: translateY(-100%);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) 0;
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding-left: var(--space-md);
    padding-right: var(--space-md);
}

@media (min-width: 640px) {
    .nav-container {
        padding-left: var(--space-lg);
        padding-right: var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .nav-container {
        padding-left: var(--space-xl);
        padding-right: var(--space-xl);
    }
}

/* Logo - keeping exact original styling as specified */
.logo {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--black);
    text-decoration: none;
    font-family: inherit; /* Using the original font */
}

/* Desktop Navigation */
.nav-menu {
    display: none;
    list-style: none;
    gap: var(--space-lg);
    align-items: center;
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: var(--text-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-medium);
    background: rgba(17, 34, 64, 0.1);
}

.nav-link .material-icons {
    font-size: 1.125rem;
}

/* Dropdown Menus */
.dropdown {
    position: relative;
}

.dropdown-toggle .dropdown-arrow {
    transition: transform var(--transition-fast);
}

.dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 250px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    padding: var(--space-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    z-index: var(--z-dropdown);
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    text-decoration: none;
    color: var(--gray-700);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
}

.dropdown-menu a:hover {
    background: var(--gray-100);
    color: var(--primary-medium);
}

.dropdown-menu .material-icons {
    font-size: 1rem;
    opacity: 0.7;
}

/* CTA Button */
.cta-btn {
    display: none;
    align-items: center;
    gap: var(--space-xs);
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    color: var(--white);
    text-decoration: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--text-sm);
    box-shadow: var(--shadow-brand);
    transition: all var(--transition-base);
}

@media (min-width: 1024px) {
    .cta-btn {
        display: flex;
    }
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-brand-lg);
}

.cta-btn .material-icons {
    font-size: 1rem;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: none;
    border: none;
    border-radius: var(--radius-md);
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-fast);
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn:hover {
    background: var(--gray-100);
    color: var(--primary-medium);
}

.mobile-menu-btn .material-icons {
    font-size: 1.5rem;
}

/* ===== MOBILE MENU ===== */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-modal-backdrop);
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 90vw;
    height: 100vh;
    background: var(--white);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: var(--z-modal);
    overflow-y: auto;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-200);
}

.mobile-logo {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--black);
}

.mobile-close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    border-radius: var(--radius-md);
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mobile-close-btn:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

.mobile-menu-list {
    list-style: none;
    padding: var(--space-lg);
}

.mobile-menu-list > li {
    opacity: 0;
    transform: translateX(20px);
    transition: all var(--transition-base);
}

.mobile-menu-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: var(--space-xs);
}

.mobile-menu-link:hover,
.mobile-menu-link.active {
    background: rgba(17, 34, 64, 0.1);
    color: var(--primary-medium);
}

.mobile-menu-link .material-icons {
    font-size: 1.25rem;
}

/* Mobile Submenus */
.mobile-submenu-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-md);
    background: none;
    border: none;
    text-align: left;
    color: var(--gray-700);
    font-weight: 500;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: var(--space-xs);
}

.mobile-submenu-toggle:hover {
    background: var(--gray-100);
    color: var(--primary-medium);
}

.mobile-submenu-toggle .material-icons:last-child {
    transition: transform var(--transition-base);
}

.mobile-submenu-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    padding-left: var(--space-xl);
}

.mobile-submenu-list li {
    list-style: none;
}

.mobile-submenu-list a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    text-decoration: none;
    color: var(--gray-600);
    font-size: var(--text-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    margin-bottom: var(--space-xs);
}

.mobile-submenu-list a:hover {
    background: var(--gray-100);
    color: var(--primary-medium);
}

.mobile-submenu-list .material-icons {
    font-size: 1rem;
}

.mobile-menu-cta {
    padding: var(--space-lg);
    border-top: 1px solid var(--gray-200);
}

.mobile-cta-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    width: 100%;
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    color: var(--white);
    text-decoration: none;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    font-weight: 600;
    box-shadow: var(--shadow-brand);
    transition: all var(--transition-base);
}

.mobile-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-brand-lg);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-top: 80px; /* Account for fixed navbar */
}

/* ===== HERO SECTION ===== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-medium) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: var(--space-4xl) 0;
    gap: var(--space-2xl);
    max-width: var(--container-xl);
    margin: 0 auto;
    padding-left: var(--space-md);
    padding-right: var(--space-md);
}

@media (min-width: 640px) {
    .hero-container {
        padding-left: var(--space-lg);
        padding-right: var(--space-lg);
    }
}

@media (min-width: 1024px) {
    .hero-container {
        padding-left: var(--space-xl);
        padding-right: var(--space-xl);
    }
}

.hero-content {
    text-align: center;
    margin: 0 auto;
}

@media (min-width: 1024px) {
    .hero-content {
        text-align: center;
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-2xl);
    font-size: var(--text-sm);
    font-weight: 500;
    margin-bottom: var(--space-xl);
}

.hero-badge .material-icons {
    font-size: 1rem;
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--text-5xl);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--primary-accent), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--space-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 1024px) {
    .hero-description {
        margin-right: auto;
    }
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
    align-items: center;
    justify-content: center;
}

@media (min-width: 640px) {
    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero-actions {
        justify-content: center;
    }
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--white);
    color: var(--primary-dark);
    text-decoration: none;
    padding: var(--space-lg) var(--space-2xl);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--text-base);
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

.btn-primary .material-icons {
    font-size: 1.25rem;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--white);
    text-decoration: none;
    padding: var(--space-lg) var(--space-2xl);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--text-base);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-secondary .material-icons {
    font-size: 1.25rem;
}

.hero-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

@media (min-width: 640px) {
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
}

.stat-item .material-icons {
    font-size: 2rem;
    opacity: 0.8;
}

.stat-content {
    flex: 1;
}

.stat-number {
    display: block;
    font-size: var(--text-2xl);
    font-weight: 700;
    line-height: 1;
}

.stat-label {
    font-size: var(--text-sm);
    opacity: 0.8;
}

/* Hero Visual */
.hero-visual {
    display: none;
}

.floating-elements,
.floating-card {
    display: none;
}

/* ===== SERVICES PREVIEW SECTION ===== */
.services-preview {
    padding: var(--space-5xl) 0;
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-lg);
}

.section-header p {
    font-size: var(--text-lg);
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    align-content: center;
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-medium), var(--primary-light));
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    color: var(--white);
}

.service-icon .material-icons {
    font-size: 1.75rem;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-md);
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--primary-medium);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

.service-link:hover {
    gap: var(--space-md);
    color: var(--primary-dark);
}

.service-link .material-icons {
    font-size: 1rem;
}

.section-cta {
    text-align: center;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--primary-medium);
    text-decoration: none;
    padding: var(--space-lg) var(--space-2xl);
    border: 2px solid var(--primary-medium);
    border-radius: var(--radius-xl);
    font-weight: 600;
    font-size: var(--text-base);
    transition: all var(--transition-base);
}

.btn-outline:hover {
    background: var(--primary-medium);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-brand);
}

.btn-outline .material-icons {
    font-size: 1.25rem;
}

/* ===== ABOUT SECTION ===== */
.about-section {
    padding: var(--space-5xl) 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 2fr 1fr;
    }
}

.about-content h2 {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-xl);
}

.about-content p {
    font-size: var(--text-lg);
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.features-list {
    margin-top: var(--space-2xl);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding: var(--space-lg);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-item:hover {
    background: rgba(17, 34, 64, 0.05);
    transform: translateX(var(--space-sm));
}

.feature-item .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    background: rgba(17, 34, 64, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-xs);
}

.feature-item h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-xs);
}

.feature-item p {
    color: var(--gray-600);
    font-size: var(--text-sm);
    margin: 0;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-card {
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    color: var(--white);
    padding: var(--space-3xl);
    border-radius: var(--radius-2xl);
    text-align: center;
    box-shadow: var(--shadow-brand-lg);
    position: relative;
    overflow: hidden;
}

.visual-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/></svg>') repeat;
    animation: rotate 30s linear infinite;
}

.visual-card .material-icons {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.9;
}

.visual-card h3 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.visual-card p {
    font-size: var(--text-base);
    opacity: 0.9;
    line-height: 1.6;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== ARTICLES SECTION ===== */
.articles-section {
    padding: var(--space-5xl) 0;
    background: var(--gray-50);
}

.articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .articles-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.article-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--gray-200);
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.article-icon {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-accent));
    padding: var(--space-2xl);
    text-align: center;
}

.article-icon .material-icons {
    font-size: 3rem;
    color: var(--white);
}

.article-content {
    padding: var(--space-2xl);
}

.article-content h3 {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.article-content h3 a {
    color: var(--primary-dark);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.article-content h3 a:hover {
    color: var(--primary-medium);
}

.article-content p {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--primary-medium);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

.article-link:hover {
    gap: var(--space-md);
    color: var(--primary-dark);
}

.article-link .material-icons {
    font-size: 1rem;
}

/* ===== PAGE LAYOUTS ===== */
.page-hero {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-medium));
    color: var(--white);
    padding: var(--space-4xl) 0 var(--space-3xl);
    margin-top: 80px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    font-size: var(--text-sm);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--white);
}

.breadcrumb .material-icons {
    font-size: 1rem;
    opacity: 0.6;
}

.page-hero h1 {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 600;
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.page-hero p {
    font-size: var(--text-lg);
    opacity: 0.9;
    max-width: 800px;
}

.page-content {
    padding: var(--space-4xl) 0;
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}

@media (min-width: 1024px) {
    .content-grid {
        grid-template-columns: 2fr 1fr;
    }
}

.main-content {
    /* Reset margin-top for inner content */
    margin-top: 0;
}

.content-intro {
    margin-bottom: var(--space-2xl);
}

.content-intro p {
    font-size: var(--text-lg);
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.content-text p {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

/* ===== HIGHLIGHT BOXES ===== */
.highlight-box {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    background: rgba(17, 34, 64, 0.05);
    border: 1px solid rgba(17, 34, 64, 0.2);
    border-left: 4px solid var(--primary-medium);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-2xl);
}

.highlight-box.warning {
    background: rgba(245, 158, 11, 0.05);
    border-color: rgba(245, 158, 11, 0.2);
    border-left-color: var(--warning);
}

.highlight-box .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    margin-top: var(--space-xs);
}

.highlight-box.warning .material-icons {
    color: var(--warning);
}

.highlight-box h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.highlight-box p {
    color: var(--gray-700);
    margin: 0;
}

/* ===== PROCESS TIMELINE ===== */
.process-timeline {
    margin: var(--space-3xl) 0;
}

.process-timeline h3 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-2xl);
}

.timeline {
    position: relative;
    padding-left: var(--space-2xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-300);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--space-2xl);
    opacity: 0;
    transform: translateX(-20px);
    transition: all var(--transition-slow);
}

.timeline-item.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.timeline-icon {
    position: absolute;
    left: -2rem;
    top: 0;
    width: 3rem;
    height: 3rem;
    background: var(--white);
    border: 3px solid var(--primary-medium);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: all var(--transition-base);
}

.timeline-icon .material-icons {
    font-size: 1.25rem;
    color: var(--primary-medium);
}

.timeline-content {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    opacity: 0;
}

.timeline-content h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.timeline-content p {
    color: var(--gray-600);
    margin: 0;
}

/* ===== INFO CARDS ===== */
.info-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin: var(--space-3xl) 0;
}

@media (min-width: 768px) {
    .info-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    background: var(--gray-50);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.info-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.info-card .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    background: rgba(17, 34, 64, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-xs);
}

.info-card h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.info-card p {
    color: var(--gray-600);
    margin: 0;
    line-height: 1.6;
}

/* ===== CTA SECTIONS ===== */
.cta-section {
    text-align: center;
    padding: var(--space-3xl);
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-medium));
    border-radius: var(--radius-2xl);
    margin: var(--space-3xl) 0;
    color: var(--white);
}

.cta-section h3 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.cta-section p {
    font-size: var(--text-lg);
    opacity: 0.9;
    margin-bottom: var(--space-xl);
}

.cta-section .btn-primary {
    background: var(--white);
    color: var(--primary-dark);
}

/* ===== SIDEBAR ===== */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.sidebar-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.sidebar-card h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--gray-200);
}

.sidebar-links {
    list-style: none;
}

.sidebar-links li {
    margin-bottom: var(--space-sm);
}

.sidebar-links a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-600);
    text-decoration: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: var(--text-sm);
}

.sidebar-links a:hover {
    background: rgba(17, 34, 64, 0.1);
    color: var(--primary-medium);
}

.sidebar-links .material-icons {
    font-size: 1rem;
}

.sidebar-card.cta-card {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-accent));
    color: var(--white);
    text-align: center;
    border: none;
}

.sidebar-card.cta-card .material-icons {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.sidebar-card.cta-card h4 {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

.sidebar-card.cta-card p {
    opacity: 0.9;
    margin-bottom: var(--space-lg);
}

/* ===== FORMS ===== */
.form-container {
    max-width: 800px;
    margin: 0 auto;
}

.form-intro {
    margin-bottom: var(--space-3xl);
}

.form-intro-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    background: rgba(17, 34, 64, 0.05);
    border: 1px solid rgba(17, 34, 64, 0.2);
    border-left: 4px solid var(--primary-medium);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
}

.form-intro-card .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    margin-top: var(--space-xs);
}

.form-intro-card h3 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.form-intro-card p {
    color: var(--gray-700);
    margin: 0;
}

.consultation-form,
.contact-form {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    box-shadow: var(--shadow-lg);
}

.form-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-xl);
    border-bottom: 2px solid var(--gray-200);
}

.form-header .material-icons {
    font-size: 3rem;
    color: var(--primary-medium);
    margin-bottom: var(--space-md);
}

.form-header h3 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.form-header p {
    color: var(--gray-600);
}

.form-section {
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid var(--gray-200);
}

.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: var(--space-xl);
}

.form-section h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.form-section h4::before {
    content: '';
    width: 4px;
    height: 1.5rem;
    background: var(--primary-medium);
    border-radius: var(--radius-sm);
}

.form-group {
    margin-bottom: var(--space-xl);
    position: relative;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-sm);
    transition: all var(--transition-fast);
}

.form-group.focused label,
.form-group label.active {
    color: var(--primary-medium);
}

.form-group label .material-icons {
    font-size: 1.125rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-lg);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--text-base);
    transition: all var(--transition-base);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-medium);
    box-shadow: 0 0 0 3px rgba(17, 34, 64, 0.1);
}

.form-group input.valid,
.form-group textarea.valid {
    border-color: var(--success);
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--error);
}

.form-group small {
    display: block;
    margin-top: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--gray-500);
}

.field-error {
    display: block;
    margin-top: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--error);
    font-weight: 500;
}

.form-actions {
    text-align: center;
}

.btn-large {
    padding: var(--space-lg) var(--space-3xl);
    font-size: var(--text-lg);
}

.btn-primary.loading {
    opacity: 0.8;
    cursor: not-allowed;
}

.btn-primary.success {
    background: var(--success);
}

/* ===== SUCCESS MESSAGES ===== */
.success-message {
    text-align: center;
    padding: var(--space-4xl);
    background: rgba(34, 197, 94, 0.05);
    border: 2px solid rgba(34, 197, 94, 0.2);
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-3xl);
}

.success-message .material-icons {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: var(--space-lg);
}

.success-message h2 {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 600;
    color: var(--success);
    margin-bottom: var(--space-lg);
}

.success-message p {
    font-size: var(--text-lg);
    color: var(--gray-700);
}

/* ===== CONTACT PAGES ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4xl);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

.contact-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    box-shadow: var(--shadow-lg);
}

.contact-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-xl);
    border-bottom: 2px solid var(--gray-200);
}

.contact-header .material-icons {
    font-size: 2rem;
    color: var(--primary-medium);
}

.contact-header h3 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--primary-dark);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
}

.contact-item .material-icons {
    font-size: 1.25rem;
    color: var(--primary-medium);
    background: rgba(17, 34, 64, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-xs);
}

.contact-item h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-xs);
}

.contact-item p {
    color: var(--gray-600);
    margin: 0;
}

.contact-item a {
    color: var(--primary-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-item a:hover {
    color: var(--primary-dark);
}

.office-hours {
    background: var(--gray-50);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.office-hours h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-lg);
}

.hours-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.hour-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--gray-300);
}

.hour-item:last-child {
    border-bottom: none;
}

.quick-actions {
    margin-top: var(--space-2xl);
}

.quick-actions h3 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-xl);
}

.actions-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.action-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-decoration: none;
    color: var(--gray-700);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.action-card:hover {
    background: rgba(17, 34, 64, 0.05);
    border-color: var(--primary-light);
    color: var(--primary-medium);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.action-card .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
}

.action-card h4 {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.action-card p {
    font-size: var(--text-sm);
    color: var(--gray-500);
    margin: 0;
}

/* ===== DETAILED SERVICE PAGES ===== */
.services-detailed {
    margin: var(--space-3xl) 0;
}

.service-detailed-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.service-detailed-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.service-detailed-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
}

.service-detailed-header .material-icons {
    font-size: 2rem;
    color: var(--primary-medium);
}

.service-detailed-header h3 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary-dark);
}

.service-detailed-content {
    padding: var(--space-xl);
}

.service-detailed-content ul {
    list-style: none;
}

.service-detailed-content li {
    margin-bottom: var(--space-md);
}

.service-detailed-content a {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    text-decoration: none;
    color: var(--gray-700);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-weight: 500;
}

.service-detailed-content a:hover {
    background: rgba(17, 34, 64, 0.1);
    color: var(--primary-medium);
}

.service-detailed-content .material-icons {
    font-size: 1.25rem;
    color: var(--primary-medium);
}

.contact-prompt {
    background: linear-gradient(135deg, var(--gray-50), var(--gray-100));
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    margin: var(--space-3xl) 0;
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.contact-prompt-content {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    flex: 1;
}

.contact-prompt-content .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    margin-top: var(--space-xs);
}

.contact-prompt-content h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.contact-prompt-content p {
    color: var(--gray-600);
    margin: 0;
}

/* ===== PATENT PAGES ===== */
.patent-types {
    margin: var(--space-3xl) 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 1024px) {
    .patent-types {
        grid-template-columns: repeat(2, 1fr);
    }
}

.patent-type-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.patent-type-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.patent-type-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 2px solid var(--gray-200);
}

.patent-type-header .material-icons {
    font-size: 2rem;
    color: var(--primary-medium);
}

.patent-type-header h3 {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--primary-dark);
    flex: 1;
    margin-left: var(--space-md);
}

.duration {
    background: var(--primary-light);
    color: var(--white);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-2xl);
    font-size: var(--text-sm);
    font-weight: 600;
}

.patent-requirements h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-lg);
}

.patent-requirements ul {
    list-style: none;
}

.patent-requirements li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.patent-requirements .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    background: rgba(17, 34, 64, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-xs);
}

.patent-requirements strong {
    color: var(--primary-dark);
    font-weight: 600;
    display: block;
    margin-bottom: var(--space-xs);
}

.patent-requirements p {
    color: var(--gray-600);
    margin: 0;
}

.patent-content p {
    color: var(--gray-600);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.important-note {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    background: rgba(245, 158, 11, 0.05);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-left: 4px solid var(--warning);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    margin: var(--space-3xl) 0;
}

.important-note .material-icons {
    font-size: 1.5rem;
    color: var(--warning);
    margin-top: var(--space-xs);
}

.important-note h4 {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--space-sm);
}

.important-note p {
    color: var(--gray-700);
    margin: 0;
}

/* ===== LANDING PAGES ===== */
.landing-hero {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-medium));
    color: var(--white);
    padding: var(--space-4xl) 0 var(--space-3xl);
    margin-top: 80px;
}

.landing-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    opacity: 0.9;
}

.landing-meta .material-icons {
    font-size: 1.125rem;
}

.landing-content {
    padding: var(--space-4xl) 0;
}

.landing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}

@media (min-width: 1024px) {
    .landing-grid {
        grid-template-columns: 2fr 1fr;
    }
}

.landing-main {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-3xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.landing-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

/* ===== NETWORK INFO ===== */
.network-info {
    margin: var(--space-3xl) 0;
}

.network-info h3 {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-xl);
}

.network-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    background: var(--gray-50);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.network-card .material-icons {
    font-size: 1.5rem;
    color: var(--primary-medium);
    background: rgba(17, 34, 64, 0.1);
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    margin-top: var(--space-xs);
}

.network-card h4 {
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--space-sm);
}

.network-card p {
    color: var(--gray-600);
    margin: 0;
    line-height: 1.7;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: var(--white);
}

.footer-content {
    padding: var(--space-5xl) 0 var(--space-2xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer-section h4 {
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--white);
}

.footer-logo {
    margin-bottom: var(--space-lg);
}

.footer-logo div {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--space-sm);
}

.footer-logo p {
    color: var(--gray-400);
    font-size: var(--text-sm);
}

.footer-section p {
    color: var(--gray-300);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color var(--transition-fast);
    font-size: var(--text-sm);
}

.footer-links a:hover {
    color: var(--primary-accent);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-sm);
}

.footer-contact-item .material-icons {
    font-size: 1rem;
    color: var(--primary-accent);
}

.footer-contact-item a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-contact-item a:hover {
    color: var(--primary-accent);
}

.footer-cta {
    margin-top: var(--space-lg);
}

.footer-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    color: var(--white);
    text-decoration: none;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--text-sm);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-brand);
}

.footer-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-brand-lg);
}

.footer-btn .material-icons {
    font-size: 1rem;
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding: var(--space-xl) 0;
}

.footer-bottom-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom-content {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-bottom-content p {
    color: var(--gray-400);
    font-size: var(--text-sm);
    margin: 0;
}

.footer-social {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--gray-400);
    text-decoration: none;
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

.social-link:hover {
    color: var(--primary-accent);
}

.social-link .material-icons {
    font-size: 1rem;
}

/* ===== WHATSAPP WIDGET ===== */
.whatsapp-widget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: var(--z-toast);
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    color: var(--white);
    text-decoration: none;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-2xl);
}

.whatsapp-btn .material-icons {
    font-size: 1.5rem;
}

.whatsapp-tooltip {
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    margin-right: var(--space-md);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    font-size: var(--text-sm);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--gray-900);
}

.whatsapp-btn:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

.whatsapp-tooltip span {
    display: block;
    font-weight: 600;
}

.whatsapp-tooltip span:first-child {
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

/* Widget animations */
.whatsapp-widget.animate-bounce {
    animation: bounce 1s ease-in-out 3;
}

.whatsapp-widget.pulse {
    animation: pulse-widget 1s ease-in-out;
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -15px, 0);
    }
    70% {
        transform: translate3d(0, -7px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

@keyframes pulse-widget {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
    100% {
        transform: scale(1);
    }
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-medium);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-tooltip);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.back-to-top .material-icons {
    font-size: 1.25rem;
}

/* ===== ANIMATIONS ===== */
.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.rotating {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== NOTIFICATIONS ===== */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    max-width: 400px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    z-index: var(--z-toast);
    transform: translateX(100%);
    transition: all var(--transition-base);
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left: 4px solid var(--success);
}

.notification.error {
    border-left: 4px solid var(--error);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
}

.notification-content .material-icons {
    font-size: 1.25rem;
}

.notification.success .material-icons {
    color: var(--success);
}

.notification.error .material-icons {
    color: var(--error);
}

.notification-content span:nth-child(2) {
    flex: 1;
    font-size: var(--text-sm);
    color: var(--gray-700);
}

.notification-close {
    background: none;
    border: none;
    color: var(--gray-500);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.notification-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.notification-close .material-icons {
    font-size: 1rem;
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 1023px) {
    .hero-container {
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .floating-cards {
        height: 300px;
    }
    
    .floating-card {
        position: relative;
        top: auto !important;
        left: auto !important;
        right: auto !important;
        bottom: auto !important;
        margin: var(--space-md);
        display: inline-block;
        animation: none;
    }
    
    .floating-elements {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
    }
}

@media (max-width: 767px) {
    .whatsapp-widget {
        bottom: 1rem;
        right: 1rem;
    }
    
    .whatsapp-btn {
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-btn .material-icons {
        font-size: 1.25rem;
    }
    
    .whatsapp-tooltip {
        display: none;
    }
    
    .back-to-top {
        bottom: 1rem;
        left: 1rem;
        width: 44px;
        height: 44px;
    }
    
    .notification {
        top: 1rem;
        right: 1rem;
        left: 1rem;
        max-width: none;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .stat-item {
        flex-direction: column;
        text-align: center;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .navbar,
    .mobile-menu,
    .mobile-overlay,
    .whatsapp-widget,
    .back-to-top,
    .notification {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0 !important;
    }
    
    .hero-section {
        background: var(--white) !important;
        color: var(--gray-900) !important;
    }
    
    .page-hero {
        background: var(--white) !important;
        color: var(--gray-900) !important;
    }
    
    .cta-section {
        background: var(--gray-100) !important;
        color: var(--gray-900) !important;
    }
    
    .footer {
        background: var(--white) !important;
        color: var(--gray-900) !important;
        border-top: 2px solid var(--gray-300) !important;
    }
    
    a {
        color: var(--gray-900) !important;
        text-decoration: underline !important;
    }
    
    .btn-primary,
    .btn-secondary,
    .btn-outline {
        border: 2px solid var(--gray-900) !important;
        background: var(--white) !important;
        color: var(--gray-900) !important;
    }
}

/* ===== ACCESSIBILITY IMPROVEMENTS ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .floating-card {
        animation: none !important;
    }
    
    .whatsapp-widget.animate-bounce,
    .whatsapp-widget.pulse {
        animation: none !important;
    }
}

@media (prefers-color-scheme: dark) {
    /* Optional: Add dark mode styles here if needed */
}

/* ===== HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
    :root {
        --gray-100: #f0f0f0;
        --gray-200: #d0d0d0;
        --gray-300: #b0b0b0;
        --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    }
    
    .service-card,
    .article-card,
    .info-card {
        border-width: 2px;
    }
    
    .btn-primary,
    .btn-secondary,
    .btn-outline {
        border-width: 3px;
    }
}

/* ===== FOCUS STYLES ===== */
.nav-link:focus,
.mobile-menu-link:focus,
.btn-primary:focus,
.btn-secondary:focus,
.btn-outline:focus,
.cta-btn:focus,
.mobile-cta-btn:focus,
.form-group input:focus,
.form-group textarea:focus,
.back-to-top:focus,
.whatsapp-btn:focus {
    outline: 3px solid var(--primary-accent);
    outline-offset: 2px;
}

/* Skip to main content link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-dark);
    color: var(--white);
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.italic { font-style: italic; }
.underline { text-decoration: underline; }
.no-underline { text-decoration: none; }

/* Spacing utilities */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.mr-0 { margin-right: 0; }
.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }
.pr-0 { padding-right: 0; }

/* Display utilities */
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }

/* Flex utilities */
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }

/* Position utilities */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow utilities */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }

/* Z-index utilities */
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* ===== END OF STYLES ===== */